Have you ever wondered how long it takes for each planet to orbit the Sun? From Mercury’s blazing 88-day year to Neptune’s ...

When we think of a day, we usually imagine 24 hours. But did you know that not all planets have days that last 24 hours? In ...

The object is known as 2025 SC79, and it is 700 meters (2,297 feet) across. It goes around the Sun every 128 days, and it ...

Venus is often known as Earth’s twin because it is the closest planet to Earth in size, mass, and composition. Both are rocky ...

An electric 2025 WNBA season came to a close Friday night, as the Las Vegas Aces entered legitimate dynasty territory with ...

In the crowded early Solar System, young planets frequently collided and reshaped each other. But Mercury stood out. It formed unusually close to the Sun. Mercury’s days are longer than its years. It ...

In the rich tapestry of ancient Roman mythology, Mercury emerged as the vibrant winged messenger god, easily recognizable with his golden sandals and cap adorned with feathers. He skillfully navigated ...

At 6 A.M. EDT, Mercury will pass 1.2° north of Regulus, observable in the east before sunrise from locations with clear eastern horizons. Mercury, with a magnitude of –1.3, will reach an altitude of ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky.

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This quiz will explore the facts, the fun and the fascinating quirks of our solar system's speedster. Mercury may be small, but it's mighty, zipping around the sun faster than any other planet. And ...